fixed setting storeAuthStateInCookie in MsalProvider

Author: nmetulev

packages/mgt/src/providers/MsalProvider.ts

@@ -341,7 +341,12 @@ export class MsalProvider extends IProvider {
       msalConfig.auth.clientId = config.clientId;
       msalConfig.cache = msalConfig.cache || {};
       msalConfig.cache.cacheLocation = msalConfig.cache.cacheLocation || 'localStorage';
-      msalConfig.cache.storeAuthStateInCookie = msalConfig.cache.storeAuthStateInCookie || true;
+      if (
+        typeof msalConfig.cache.storeAuthStateInCookie === 'undefined' ||
+        msalConfig.cache.storeAuthStateInCookie === null
+      ) {
+        msalConfig.cache.storeAuthStateInCookie = true;
+      }
 
       if (config.authority) {
         msalConfig.auth.authority = config.authority;